Question

Simply the expression (5x+9y) - (11x-3y+7)

Answer 1

`-6x + 12y - 7`

Explanation:

`(5x + 9y) - (11x - 3y + 7)`

Lets open the brackets.

`=> 5x + 9y - 11x + 3y - 7`

Now lets add/substract the like terms only.

`=> 5x - 11x + 9y + 3y - 7`

`=> -6x + 12y - 7`

Answer 2

-6+12y-7

Explanation:

Who doesn't like short answers, instead of writing a hole paragraph.